327 static int sierra_send_setup(struct usb_serial_port *port)  in sierra_send_setup()  argument
329 	struct usb_serial *serial = port->serial;  in sierra_send_setup()
336 	portdata = usb_get_serial_port_data(port);  in sierra_send_setup()
349 		if (port->interrupt_in_urb) {  in sierra_send_setup()
357 		if (port->bulk_out_endpointAddress == 2)  in sierra_send_setup()
359 		else if (port->bulk_out_endpointAddress == 4)  in sierra_send_setup()
361 		else if (port->bulk_out_endpointAddress == 5)  in sierra_send_setup()
382 	struct usb_serial_port *port = tty->driver_data;  in sierra_tiocmget()  local
386 	portdata = usb_get_serial_port_data(port);  in sierra_tiocmget()
401 	struct usb_serial_port *port = tty->driver_data;  in sierra_tiocmset()  local
404 	portdata = usb_get_serial_port_data(port);  in sierra_tiocmset()
415 	return sierra_send_setup(port);  in sierra_tiocmset()
428 	struct usb_serial_port *port = urb->context;  in sierra_outdat_callback()  local
429 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);  in sierra_outdat_callback()
433 	intfdata = usb_get_serial_data(port->serial);  in sierra_outdat_callback()
437 	usb_autopm_put_interface_async(port->serial->interface);  in sierra_outdat_callback()
439 		dev_dbg(&port->dev, "%s - nonzero write bulk status "  in sierra_outdat_callback()
449 	usb_serial_port_softint(port);  in sierra_outdat_callback()
453 static int sierra_write(struct tty_struct *tty, struct usb_serial_port *port,  in sierra_write()  argument
458 	struct usb_serial *serial = port->serial;  in sierra_write()
469 	portdata = usb_get_serial_port_data(port);  in sierra_write()
472 	dev_dbg(&port->dev, "%s: write (%zd bytes)\n", __func__, writesize);  in sierra_write()
474 	dev_dbg(&port->dev, "%s - outstanding_urbs: %d\n", __func__,  in sierra_write()
478 		dev_dbg(&port->dev, "%s - write limit hit\n", __func__);  in sierra_write()
482 	dev_dbg(&port->dev, "%s - 1, outstanding_urbs: %d\n", __func__,  in sierra_write()
508 	usb_serial_debug_data(&port->dev, __func__, writesize, buffer);  in sierra_write()
512 					  port->bulk_out_endpointAddress),  in sierra_write()
513 			  buffer, writesize, sierra_outdat_callback, port);  in sierra_write()
532 		dev_err(&port->dev, "%s - usb_submit_urb(write bulk) failed "  in sierra_write()
553 	dev_dbg(&port->dev, "%s - 2. outstanding_urbs: %d\n", __func__,  in sierra_write()
565 	struct usb_serial_port *port;  in sierra_indat_callback()  local
570 	port = urb->context;  in sierra_indat_callback()
573 		dev_dbg(&port->dev, "%s: nonzero status: %d on"  in sierra_indat_callback()
577 			tty_insert_flip_string(&port->port, data,  in sierra_indat_callback()
579 			tty_flip_buffer_push(&port->port);  in sierra_indat_callback()
581 			usb_serial_debug_data(&port->dev, __func__,  in sierra_indat_callback()
584 			dev_dbg(&port->dev, "%s: empty read urb"  in sierra_indat_callback()
591 		usb_mark_last_busy(port->serial->dev);  in sierra_indat_callback()
594 			dev_err(&port->dev, "resubmit read urb failed."  in sierra_indat_callback()
603 	struct usb_serial_port *port =  urb->context;  in sierra_instat_callback()  local
604 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);  in sierra_instat_callback()
605 	struct usb_serial *serial = port->serial;  in sierra_instat_callback()
607 	dev_dbg(&port->dev, "%s: urb %p port %p has data %p\n", __func__,  in sierra_instat_callback()
608 		urb, port, portdata);  in sierra_instat_callback()
615 			dev_dbg(&port->dev, "%s: NULL req_pkt\n",  in sierra_instat_callback()
626 			dev_dbg(&port->dev, "%s: signal x%x\n", __func__,  in sierra_instat_callback()
636 				tty_port_tty_hangup(&port->port, true);  in sierra_instat_callback()
638 			dev_dbg(&port->dev, "%s: type %x req %x\n",  in sierra_instat_callback()
643 		dev_dbg(&port->dev, "%s: error %d\n", __func__, status);  in sierra_instat_callback()
650 			dev_err(&port->dev, "%s: resubmit intr urb "  in sierra_instat_callback()
657 	struct usb_serial_port *port = tty->driver_data;  in sierra_write_room()  local
658 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);  in sierra_write_room()
666 		dev_dbg(&port->dev, "%s - write limit hit\n", __func__);  in sierra_write_room()
676 	struct usb_serial_port *port = tty->driver_data;  in sierra_chars_in_buffer()  local
677 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);  in sierra_chars_in_buffer()
686 	dev_dbg(&port->dev, "%s - %d\n", __func__, chars);  in sierra_chars_in_buffer()
691 static void sierra_stop_rx_urbs(struct usb_serial_port *port)  in sierra_stop_rx_urbs()  argument
694 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);  in sierra_stop_rx_urbs()
699 	usb_kill_urb(port->interrupt_in_urb);  in sierra_stop_rx_urbs()
702 static int sierra_submit_rx_urbs(struct usb_serial_port *port, gfp_t mem_flags)  in sierra_submit_rx_urbs()  argument
708 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);  in sierra_submit_rx_urbs()
717 			dev_err(&port->dev, "%s: submit urb failed: %d\n",  in sierra_submit_rx_urbs()
724 	if (ok_cnt && port->interrupt_in_urb) {  in sierra_submit_rx_urbs()
725 		err = usb_submit_urb(port->interrupt_in_urb, mem_flags);  in sierra_submit_rx_urbs()
727 			dev_err(&port->dev, "%s: submit intr urb failed: %d\n",  in sierra_submit_rx_urbs()
767 static void sierra_close(struct usb_serial_port *port)  in sierra_close()  argument
770 	struct usb_serial *serial = port->serial;  in sierra_close()
775 	portdata = usb_get_serial_port_data(port);  in sierra_close()
798 	sierra_stop_rx_urbs(port);  in sierra_close()
809 static int sierra_open(struct tty_struct *tty, struct usb_serial_port *port)  in sierra_open()  argument
812 	struct usb_serial *serial = port->serial;  in sierra_open()
819 	portdata = usb_get_serial_port_data(port);  in sierra_open()
821 	endpoint = port->bulk_in_endpointAddress;  in sierra_open()
823 		urb = sierra_setup_urb(serial, endpoint, USB_DIR_IN, port,  in sierra_open()
832 	err = sierra_submit_rx_urbs(port, GFP_KERNEL);  in sierra_open()
845 	sierra_stop_rx_urbs(port);  in sierra_open()
856 static void sierra_dtr_rts(struct usb_serial_port *port, int on)  in sierra_dtr_rts()  argument
860 	portdata = usb_get_serial_port_data(port);  in sierra_dtr_rts()
864 	sierra_send_setup(port);  in sierra_dtr_rts()
897 static int sierra_port_probe(struct usb_serial_port *port)  in sierra_port_probe()  argument
899 	struct usb_serial *serial = port->serial;  in sierra_port_probe()
925 		ifnum = port->port_number;  in sierra_port_probe()
934 	dev_dbg(&port->dev,  in sierra_port_probe()
938 	usb_set_serial_port_data(port, portdata);  in sierra_port_probe()
943 static int sierra_port_remove(struct usb_serial_port *port)  in sierra_port_remove()  argument
947 	portdata = usb_get_serial_port_data(port);  in sierra_port_remove()
948 	usb_set_serial_port_data(port, NULL);  in sierra_port_remove()
958 	struct usb_serial_port *port;  in stop_read_write_urbs()  local
963 		port = serial->port[i];  in stop_read_write_urbs()
964 		portdata = usb_get_serial_port_data(port);  in stop_read_write_urbs()
967 		sierra_stop_rx_urbs(port);  in stop_read_write_urbs()
992 static int sierra_submit_delayed_urbs(struct usb_serial_port *port)  in sierra_submit_delayed_urbs()  argument
994 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);  in sierra_submit_delayed_urbs()
1000 	intfdata = usb_get_serial_data(port->serial);  in sierra_submit_delayed_urbs()
1011 			dev_err(&port->dev, "%s - submit urb failed: %d",  in sierra_submit_delayed_urbs()
1033 	struct usb_serial_port *port;  in sierra_resume()  local
1040 		port = serial->port[i];  in sierra_resume()
1042 		if (!test_bit(ASYNCB_INITIALIZED, &port->port.flags))  in sierra_resume()
1045 		err = sierra_submit_delayed_urbs(port);  in sierra_resume()
1049 		err = sierra_submit_rx_urbs(port, GFP_ATOMIC);  in sierra_resume()